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Element: prepend() method

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since ⁨April 2018⁩.

The Element.prepend() method inserts a set of Node objects or strings before the first child of the Element. Strings are inserted as equivalent Text nodes.

Syntax

prepend(param1)
prepend(param1, param2)
prepend(param1, param2, /* …, */ paramN)

Parameters

param1, …, paramN

A set of Node objects or strings to insert.

Return value

None (undefined).

Exceptions

HierarchyRequestError DOMException

Thrown when the node cannot be inserted at the specified point in the hierarchy.

Examples

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Prepending an element

let div = document.createElement("div");
let p = document.createElement("p");
let span = document.createElement("span");
div.append(p);
div.prepend(span);

console.log(div.childNodes); // NodeList [ <span>, <p> ]

Prepending text

let div = document.createElement("div");
div.append("Some text");
div.prepend("Headline: ");

console.log(div.textContent); // "Headline: Some text"

Prepending an element and text

let div = document.createElement("div");
let p = document.createElement("p");
div.prepend("Some text", p);

console.log(div.childNodes); // NodeList [ #text "Some text", <p> ]

The prepend method is unscopable

The prepend() method is not scoped into the with statement. See Symbol.unscopables for more information.

let div = document.createElement("div");

with (div) {
  prepend("foo");
}
// ReferenceError: prepend is not defined

Specifications

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Opera Safari Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet WebView Android WebView on iOS
prepend 54 17 49 41 10 54 49 41 10 6.0 54 10

See also

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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/Element/prepend